The United States is the only developed nation without some kind of national parental leave policy. While the federal government has been slow to move on the issue, states and businesses around the country are taking the lead. Companies like Amazon offer a number of weeks of paid leave, but employees at smaller companies are often left behind. Liz Vaccariello, Editor in Chief of Parents Magazine, and Laura Vanderkam, Author of "I Know How She Does It," discuss the ins and outs of parental leave, and the way it's impacting America's businesses.